<template>
  <div class="app-container">
    <el-form :model="queryParams" ref="queryForm" size="small" :inline="true" v-show="showSearch" label-width="68px">
      <el-form-item label="商品名称" prop="name">
        <el-input
          v-model="queryParams.name"
          placeholder="请输入商品名称"
          clearable
          @keyup.enter.native="handleQuery"
        />
      </el-form-item>
      <el-form-item label="商品详细描述" prop="description">
        <el-input
          v-model="queryParams.description"
          placeholder="请输入商品详细描述"
          clearable
          @keyup.enter.native="handleQuery"
        />
      </el-form-item>
      <el-form-item label="销售价格" prop="price">
        <el-input
          v-model="queryParams.price"
          placeholder="请输入销售价格"
          clearable
          @keyup.enter.native="handleQuery"
        />
      </el-form-item>
      <el-form-item label="服务类型" prop="serviceTypeId">
        <el-select v-model="queryParams.serviceTypeId" placeholder="请选择服务类型" clearable>
          <el-option
            v-for="dict in dict.type.service_type"
            :key="dict.value"
            :label="dict.label"
            :value="dict.value"
          />
        </el-select>
      </el-form-item>
      <el-form-item label="状态" prop="status">
        <el-select v-model="queryParams.status" placeholder="请选择状态" clearable>
          <el-option
            v-for="dict in dict.type.product_status"
            :key="dict.value"
            :label="dict.label"
            :value="dict.value"
          />
        </el-select>
      </el-form-item>
      <el-form-item label="是否是必选的" prop="isMandatory">
        <el-select v-model="queryParams.isMandatory" placeholder="请选择是否是必选的" clearable>
          <el-option
            v-for="dict in dict.type.has_accessory"
            :key="dict.value"
            :label="dict.label"
            :value="dict.value"
          />
        </el-select>
      </el-form-item>
      <el-form-item>
        <el-button type="primary" icon="el-icon-search" size="mini" @click="handleQuery">搜索</el-button>
        <el-button icon="el-icon-refresh" size="mini" @click="resetQuery">重置</el-button>
      </el-form-item>
    </el-form>

    <el-row :gutter="10" class="mb8">
      <el-col :span="1.5">
        <el-button
          type="primary"
          plain
          icon="el-icon-plus"
          size="mini"
          @click="handleAdd"
          v-hasPermi="['function:product:add']"
        >新增</el-button>
      </el-col>
      <el-col :span="1.5">
        <el-button
          type="success"
          plain
          icon="el-icon-edit"
          size="mini"
          :disabled="single"
          @click="handleUpdate"
          v-hasPermi="['function:product:edit']"
        >修改</el-button>
      </el-col>
      <el-col :span="1.5">
        <el-button
          type="danger"
          plain
          icon="el-icon-delete"
          size="mini"
          :disabled="multiple"
          @click="handleDelete"
          v-hasPermi="['function:product:remove']"
        >删除</el-button>
      </el-col>
      <el-col :span="1.5">
        <el-button
          type="warning"
          plain
          icon="el-icon-download"
          size="mini"
          @click="handleExport"
          v-hasPermi="['function:product:export']"
        >导出</el-button>
      </el-col>
      <right-toolbar :showSearch.sync="showSearch" @queryTable="getList"></right-toolbar>
    </el-row>

    <el-table v-loading="loading" :data="productList" @selection-change="handleSelectionChange">
      <el-table-column type="selection" width="55" align="center" />
      <el-table-column label="商品唯一标识" align="center" prop="id" />
      <el-table-column label="商品名称" align="center" prop="name" />
      <el-table-column label="商品详细描述" align="center" prop="description" />
      <el-table-column label="图片" align="center" prop="picture" width="100">
        <template slot-scope="scope">
          <image-preview :src="scope.row.picture" :width="50" :height="50"/>
        </template>
      </el-table-column>
      <el-table-column label="销售价格" align="center" prop="price" />
      <el-table-column label="服务类型" align="center" prop="serviceTypeId">
        <template slot-scope="scope">
          <dict-tag :options="dict.type.service_type" :value="scope.row.serviceTypeId"/>
        </template>
      </el-table-column>
      <el-table-column label="状态" align="center" prop="status">
        <template slot-scope="scope">
          <dict-tag :options="dict.type.product_status" :value="scope.row.status"/>
        </template>
      </el-table-column>
      <el-table-column label="备注" align="center" prop="remark" />
      <el-table-column label="是否是必选的" align="center" prop="isMandatory">
        <template slot-scope="scope">
          <dict-tag :options="dict.type.has_accessory" :value="scope.row.isMandatory"/>
        </template>
      </el-table-column>
      <el-table-column label="汽车品牌" align="center" prop="carBrand" />
      <el-table-column label="汽车车型表" align="center" prop="carModel" />
      <el-table-column label="汽车车系表" align="center" prop="carSeries" />
      <el-table-column label="工时" align="center" prop="workingHours" />
      <el-table-column label="操作" align="center" class-name="small-padding fixed-width">
        <template slot-scope="scope">
          <el-button
            size="mini"
            type="text"
            icon="el-icon-edit"
            @click="handleUpdate(scope.row)"
            v-hasPermi="['function:product:edit']"
          >修改</el-button>
          <el-button
            size="mini"
            type="text"
            icon="el-icon-delete"
            @click="handleDelete(scope.row)"
            v-hasPermi="['function:product:remove']"
          >删除</el-button>
        </template>
      </el-table-column>
    </el-table>

    <pagination
      v-show="total>0"
      :total="total"
      :page.sync="queryParams.pageNum"
      :limit.sync="queryParams.pageSize"
      @pagination="getList"
    />

    <!-- 添加或修改商品对话框 -->
    <el-dialog :title="title" :visible.sync="open" width="500px" append-to-body>
      <el-form ref="form" :model="form" :rules="rules" label-width="80px">
        <el-form-item label="商品名称" prop="name">
          <el-input v-model="form.name" placeholder="请输入商品名称" />
        </el-form-item>
        <el-form-item label="商品详细描述" prop="description">
          <el-input v-model="form.description" placeholder="请输入商品详细描述" />
        </el-form-item>
        <el-form-item label="图片" prop="picture">
          <image-upload v-model="form.picture"/>
        </el-form-item>
        <el-form-item label="销售价格" prop="price">
          <el-input v-model="form.price" placeholder="请输入销售价格" />
        </el-form-item>
        <el-form-item label="工时" prop="price">
          <el-input v-model="form.workingHours" placeholder="请输入工时" />
        </el-form-item>
        <el-form-item label="服务类型" prop="serviceTypeId">
          <el-select v-model="form.serviceTypeId" placeholder="请选择服务类型">
            <el-option
              v-for="dict in dict.type.service_type"
              :key="dict.value"
              :label="dict.label"
              :value="parseInt(dict.value)"
            ></el-option>
          </el-select>
        </el-form-item>
        <el-form-item label="状态" prop="status">
          <el-select v-model="form.status" placeholder="请选择状态">
            <el-option
              v-for="dict in dict.type.product_status"
              :key="dict.value"
              :label="dict.label"
              :value="dict.value"
            ></el-option>
          </el-select>
        </el-form-item>
        <el-form-item label="备注" prop="remark">
          <el-input v-model="form.remark" type="textarea" placeholder="请输入内容" />
        </el-form-item>
        <el-form-item label="是否是必选的" prop="isMandatory">
          <el-select v-model="form.isMandatory" placeholder="请选择是否是必选的">
            <el-option
              v-for="dict in dict.type.has_accessory"
              :key="dict.value"
              :label="dict.label"
              :value="dict.value"
            ></el-option>
          </el-select>
        </el-form-item>
        <!-- 新增汽车品牌、车型、车系级联选择 -->
        <el-form-item label="汽车品牌" prop="carBrand">
          <el-select
            v-model="form.carBrand"
            placeholder="请选择汽车品牌"
            @change="handleBrandChange"
            clearable
          >
            <el-option label="通用" value="" />
            <el-option
              v-for="brand in carBrands"
              :key="brand.brandId"
              :label="brand.brandName"
              :value="brand.brandId"
            />
          </el-select>
        </el-form-item>

        <el-form-item label="汽车车型" prop="carModel">
          <el-select
            v-model="form.carModel"
            placeholder="请选择汽车车型"
            @change="handleModelChange"
            :disabled="!form.carBrand"
            clearable
          >
            <el-option label="通用" value="" />
            <el-option
              v-for="model in carModels"
              :key="model.seriesId"
              :label="model.seriesName"
              :value="model.seriesId"
            />
          </el-select>
        </el-form-item>

        <el-form-item label="汽车车系" prop="carSeries">
          <el-select
            v-model="form.carSeries"
            placeholder="请选择汽车车系"
            :disabled="!form.carModel"
            clearable
          >
            <el-option label="通用" value="" />
            <el-option
              v-for="series in carSeries"
              :key="series.seriesId"
              :label="series.modelName"
              :value="series.seriesId"
            />
          </el-select>
        </el-form-item>
      </el-form>
      <div slot="footer" class="dialog-footer">
        <el-button type="primary" @click="submitForm">确 定</el-button>
        <el-button @click="cancel">取 消</el-button>
      </div>
    </el-dialog>
  </div>
</template>

<script>
import { listProduct, getProduct, delProduct, addProduct, updateProduct , listAllBrands,listModelsByBrand,listSeriesByModel } from "@/api/function/product";

export default {
  name: "Product",
  dicts: ['has_accessory', 'product_status', 'service_type'],
  data() {
    return {
      // 遮罩层
      loading: true,
      // 选中数组
      ids: [],
      // 非单个禁用
      single: true,
      // 非多个禁用
      multiple: true,
      // 显示搜索条件
      showSearch: true,
      // 总条数
      total: 0,
      // 商品表格数据
      productList: [],
      // 弹出层标题
      title: "",
      // 是否显示弹出层
      open: false,
      carBrands: [],    // 汽车品牌列表
      carModels: [],    // 汽车车型列表
      carSeries: [],    // 汽车车系列表
      // 查询参数
      queryParams: {
        pageNum: 1,
        pageSize: 10,
        name: null,
        description: null,
        picture: null,
        price: null,
        serviceTypeId: null,
        status: null,
        isMandatory: null,
        carBrand: null,
        carModel: null,
        carSeries: null
      },
      // 表单参数
      form: {},
      // 表单校验
      rules: {
        price: [
          { required: true, message: "销售价格不能为空", trigger: "blur" }
        ],
      }
    };
  },
  created() {
    this.getList();
    this.getCarBrands(); // 页面加载时获取汽车品牌
  },
  methods: {
    /** 查询商品列表 */
    getList() {
      this.loading = true;
      listProduct(this.queryParams).then(response => {
        this.productList = response.rows;
        this.total = response.total;
        this.loading = false;
      });
    },
    // 取消按钮
    cancel() {
      this.open = false;
      this.reset();
    },
    // 表单重置
    reset() {
      this.form = {
        id: null,
        name: null,
        description: null,
        picture: null,
        price: null,
        serviceTypeId: null,
        status: null,
        createBy: null,
        createTime: null,
        updateBy: null,
        updateTime: null,
        remark: null,
        isMandatory: null,
        carBrand: null,
        carModel: null,
        carSeries: null
      };
      this.resetForm("form");
    },
    /** 搜索按钮操作 */
    handleQuery() {
      this.queryParams.pageNum = 1;
      this.getList();
    },
    /** 重置按钮操作 */
    resetQuery() {
      this.resetForm("queryForm");
      this.handleQuery();
    },
    // 多选框选中数据
    handleSelectionChange(selection) {
      this.ids = selection.map(item => item.id)
      this.single = selection.length!==1
      this.multiple = !selection.length
    },
    /** 新增按钮操作 */
    handleAdd() {
      this.reset();
      this.open = true;
      this.title = "添加商品";
    },
    /** 修改按钮操作 */
    handleUpdate(row) {
      this.reset();
      const id = row.id || this.ids
      getProduct(id).then(response => {
        this.form = response.data;
        this.open = true;
        this.title = "修改商品";
      });
    },
    /** 提交按钮 */
    submitForm() {
      this.$refs["form"].validate(valid => {
        if (valid) {
          if (this.form.id != null) {
            updateProduct(this.form).then(response => {
              this.$modal.msgSuccess("修改成功");
              this.open = false;
              this.getList();
            });
          } else {
            addProduct(this.form).then(response => {
              this.$modal.msgSuccess("新增成功");
              this.open = false;
              this.getList();
            });
          }
        }
      });
    },
    /** 删除按钮操作 */
    handleDelete(row) {
      const ids = row.id || this.ids;
      this.$modal.confirm('是否确认删除商品编号为"' + ids + '"的数据项？').then(function() {
        return delProduct(ids);
      }).then(() => {
        this.getList();
        this.$modal.msgSuccess("删除成功");
      }).catch(() => {});
    },
    /** 导出按钮操作 */
    handleExport() {
      this.download('function/product/export', {
        ...this.queryParams
      }, `product_${new Date().getTime()}.xlsx`)
    },

    /** 获取汽车品牌 */
    getCarBrands() {
      listAllBrands().then(response => {
        this.carBrands = response.data;
      });
    },
    /** 品牌改变事件 */
    handleBrandChange(brandId) {
      if (brandId) {
        this.getCarModels(brandId);

      } else {
        this.carModels = [];
        this.carSeries = [];
        this.form.carModel = null;
        this.form.carSeries = null;
      }
    },
    /** 获取车型 */
    getCarModels(brandId) {
      listModelsByBrand(brandId).then(response => {
        this.carModels = response.data;
        this.carSeries = []; // 清空车系
        this.form.carModel = null;
        this.form.carSeries = null;
      });
    },
    /** 车型改变事件 */
    handleModelChange(modelId) {
      if (modelId) {
        this.getCarSeries(modelId);
      } else {
        this.carSeries = [];
        this.form.carSeries = null;
      }
    },
    /** 获取车系 */
    getCarSeries(modelId) {
      listSeriesByModel(modelId).then(response => {
        this.carSeries = response.data;
        console.log("111",this.carSeries)

        this.form.carSeries = null;
      });
    },
  }
};
</script>
